3 papers
astro-ph2003
Tomography of high-redshift clusters with OSIRIS
A. Fernandez-Soto, J. Bland-Hawthorn, J. I. Gonzalez-Serrano +1
High-redshift clusters of galaxies are amongst the largest cosmic structures. Their properties and evolution are key ingredients to our understanding of cosmology: to study the gro…
astro-ph1998
Discovery of an X-ray selected radio-loud obscured AGN at z=1.246
X. Barcons, R. Carballo, M. T. Ceballos +2
We have discovered an obscured active galaxy at redshift z = 1.246 identified with the ROSAT X-ray source RX J1011.2+5545. We report on multiwavelength observations of this source…
astro-ph1995
The proximity Effect on the Lyman alpha Forest due to a Foreground QSO
A. Fernandez-Soto, X. Barcons, R. Carballo +1
We present the results of our study on three close pairs of QSOs. Our results are consistent with the existence of a proximity effect due to the foreground QSO, but due to its weak…